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  1. Qt
  2. QTBUG-55956

[Weston] QPainter with Qt::WA_TranslucentBackground enabled doesn't reset previous image

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Details

    • Bug
    • Resolution: Unresolved
    • P3: Somewhat important
    • None
    • 5.7.0
    • GUI: Painting, QPA: Wayland
    • None
    • Linux x68, Wayland/Weston 1.10

    Description

      drawing something with QPainter on a widget with Qt::WA_TranslucentBackground doesn't reset previous state.

      The minimal example attached works on Linux/XCB and Mac well, but it doesn't work on weston. See the image attached.

      Attachments

        1. drawRect.png
          drawRect.png
          76 kB
        2. translucent.tar.gz
          0.9 kB
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            johanhelsing Johan Helsing
            tasuku.suzuki Tasuku Suzuki
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            Dates

              Created:
              Updated:

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